code: def _preprocess_config_params(config_params):
      """Preprocesses configuration parameters."""
      config_params = deepcopy(config_params)
      # The name of the experiment
      if not "name" in config_params:
          if (
              "exp_info" in config_params
              and "name" in config_params["exp_info"]
          ):
              config_params["name"] = config_params["exp_info"]["name"]
          else:
              config_params["name"] = "no_name"
      # Process the domain variables
      config_params["domain"] = _preprocess_domain_parameters(
          config_params["domain"], var_prefix="domvar_"
      )
      if "domain_constraints" in config_params:
          config_params[
              "domain_constraints"
          ] = _preprocess_domain_constraints(
              config_params["domain_constraints"], "domconstraint_"
          )
      # Process fidel space variables
      if "fidel_space" in config_params:
          config_params["fidel_space"] = _preprocess_domain_parameters(
              config_params["fidel_space"], var_prefix="fidelvar_"
          )
          if "fidel_space_constraints" in config_params:
              config_params[
                  "fidel_space_constraints"
              ] = _preprocess_domain_constraints(
                  config_params["fidel_space_constraints"],
                  "fidelconstraint_",
              )
      return config_params
  
imports: from __future__ import print_function
  from argparse import Namespace
  from copy import deepcopy
  import numpy
  from warnings import warn
  from .None import domains
  from ..parse.config_parser import config_parser
  from ..utils.general_utils import flatten_list_of_objects_and_iterables, get_original_order_from_reordered_list, transpose_list_of_lists
  from ..utils.oper_utils import random_sample_from_euclidean_domain, random_sample_from_discrete_euclidean_domain, random_sample_from_integral_domain, random_sample_from_prod_discrete_domain
label_desc: Use image node_id 4 for calling a global function with example usage: _preprocess_config_params(config_params) and returns: config_params